<template>
	<view class="settle">
		<!-- 全选 -->
		<label for="radio" @click="AllClickRadio">
			<radio :checked="isFullCheck" color="#C00000" ></radio><text>全选</text>
		</label>
		<!-- 合计 -->
		<view class="amount-box">
			合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
		</view>
		<!-- 结算按钮 -->
		<view class="btn-settle" @click="settlement">
			结算（{{checkOut}}）
		</view>
	</view>
</template>

<script>
	import {mapGetters,mapMutations,mapState} from 'vuex'
	export default {
		name:"my-settle",
		data() {
			return {
				// 倒计时秒数
				seconds:3,
				// 定时器id
				timer:null
			};
		},
		methods:{
			...mapMutations('m_cart',['updateAllGoodsState','checkOut']),
			...mapMutations('m_user',['updateRedirect']),
			// 按钮的全选或者反选
			AllClickRadio() {
				this.updateAllGoodsState(!this.isFullCheck)
			},
			settlement() {
				if(!this.checkOut) return uni.$showMsg('请先选择商品')
				if(!this.addStr) return uni.$showMsg('请选择收货地址')
				if(!this.token) return this.delayNavigate()
				// 微信支付
				this.payOrder()
			},
		async	payOrder() {
				// 创建订单
				const orderInfo = {
					// 开发期间，注释掉真实的订单价格，
					    // order_price: this.checkedGoodsAmount,
					    // 写死订单总价为 1 分钱
					    order_price: 0.01,
							// 订单收货地址
					    consignee_addr: this.addstr,
					    goods: this.cart.filter(x => x.goods_state).map(x => ({ goods_id: x.goods_id, goods_number: x.goods_count, goods_price: x.goods_price }))
				}
				// 1.2 发起请求创建订单
				  const { data: res } = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
					console.log(res);
				  if (res.meta.status !== 200) return uni.$showMsg('创建订单失败！')
				  // 1.3 得到服务器响应的“订单编号”
				  const orderNumber = res.message.order_number
					// 订单预支付
					const {data:res2} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', { order_number: orderNumber })
					// 2.2 预付订单生成失败
					  if (res2.meta.status !== 200) return uni.$showError('预付订单生成失败！')
						console.log(res2);
					  // 2.3 得到订单支付相关的必要参数
					  const payInfo = res2.message.pay
						// 3. 发起微信支付
						   // 3.1 调用 uni.requestPayment() 发起微信支付
						   const [err, succ] = await uni.requestPayment(payInfo)
							 console.log(111);
						   // 3.2 未完成支付
						   if (err) {
								 console.log(err);
								 return uni.$showMsg('订单未支付！')
							 }							 
						   // 3.3 完成了支付，进一步查询支付的结果
						   const { data: res3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { order_number: orderNumber })
						   // 3.4 检测到订单未支付
						   if (res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
						   // 3.5 检测到订单支付完成
						   uni.showToast({
						     title: '支付完成！',
						     icon: 'success'
						   })
			},
			// 延时导航到my页面
			delayNavigate(){
				this.seconds = 3
				this.showTips(this.seconds)
			this.timer=setInterval(()=>{
				this.seconds--
				if(this.seconds<=0){
					clearInterval(this.timer)
					uni.switchTab({
						url:'/pages/my/my',
						success: () => {
						this.updateRedirect({
							openType:'switchTab',
							from:'/pages/cart/cart'
							})	
						}
					})
					return
				}		
				
					this.showTips(this.seconds)
				},1000)
			},
			// 展示倒计时
			showTips(n) {
				uni.showToast({
					icon:'none',
					title:'请登陆后再结算！'+ n +'秒后自动跳转登录页',
					mask:true,
					duration:1500
				})
			}
		
		},
		computed:{
			...mapGetters('m_cart',['checkOut','total','checkedGoodsAmount']),
			...mapGetters('m_user',['addStr']),
			...mapState('m_user',['token']),
			...mapState('m_cart',['cart']),
			// 是否全选
			isFullCheck() {
				return this.total === this.checkOut
			}
		}
	}
</script>

<style lang="scss">
.settle {
	position: fixed;
	bottom: 0;
	left: 0;
	height: 50px;
	width: 100%;
	background-color: white;
	display: flex;
	font-size: 14px;
	padding-left: 5px;
	justify-content: space-between;
	align-items: center;
	.radio{
		color: #C00000;
	}
	.amount-box{
		.amount{
			color: #C00000;
		}
	}
	.btn-settle{
		color: aliceblue;
		padding: 0px 10px;
		height: 50px;
		line-height: 50px;
		background-color: #C00000;
		min-width: 100px;
		text-align: center;
	}
}


</style>